{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["patch vulnerability", "discover vulnerability", "ransom", "data breach", "phishing"], "input": "The ransomware attack , which Mayor Keisha Lance Bottoms characterized as \" a hostage situation , \" forced the city to shut down municipal courts and even prevented residents from paying bills online ."}
{"patch vulnerability": [], "discover vulnerability": [], "ransom": ["The ransomware attack"], "data breach": [], "phishing": []}